1. The objective of the study to assess the phenotypic variability of different passion fruit accessions from Lucban, Quezon was attained through the use of SW diversity index and UP GMA Clustering.
2.Wide variability was recorded in all the 12 quantitative traits evaluated as reflected by the high SW diversity indices of 0.76-0.88.
3. The results suggest the efficiency of the parameters as selection markers for crop improvement programs in yellow passion fruit.